Home / 11,591.63-15,998.51-6,557.43

Finding the Fourth Proportional to 11,591.63, 15,998.51 and 6,557.43

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Solution

The fourth proportional to 11,591.63, 15,998.51 and 6,557.43 is: 9,050.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,591.63 : 15,998.51 = 6,557.43 : x
  2. Step 2: Convert to fraction form
    11,591.63/15,998.51 = 6,557.43/x
  3. Step 3: Cross multiply
    11,591.63x = 15,998.51 × 6,557.43
  4. Step 4: Simplify right side
    11,591.63x = 104,909,140.82
  5. Step 5: Solve for x
    x = 104,909,140.82/11,591.63
  6. Step 6: Final answer
    x = 9,050.42

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.